Make PapaSafeTrace isTraceable configurable

workflow-tracing-papa/api/workflow-tracing-papa.api

@@ -1,5 +1,7 @@
 public final class com/squareup/workflow1/tracing/papa/PapaSafeTrace : com/squareup/workflow1/tracing/SafeTraceInterface {
 	public fun <init> ()V
+	public fun <init> (Z)V
+	public synthetic fun <init> (ZILkotlin/jvm/internal/DefaultConstructorMarker;)V
 	public fun beginAsyncSection (Ljava/lang/String;I)V
 	public fun beginSection (Ljava/lang/String;)V
 	public fun endAsyncSection (Ljava/lang/String;I)V

workflow-tracing-papa/build.gradle.kts

@@ -11,9 +11,9 @@ android {
 
 dependencies {
   api(libs.androidx.collection)
+  api(libs.androidx.tracing.ktx)
   api(libs.kotlin.jdk8)
   api(libs.kotlinx.coroutines.core)
-  api(libs.squareup.papa)
 
   api(project(":workflow-core"))
   api(project(":workflow-runtime"))

workflow-tracing-papa/dependencies/releaseRuntimeClasspath.txt

@@ -1,21 +1,11 @@
-androidx.annotation:annotation-experimental:1.1.0
 androidx.annotation:annotation-jvm:1.9.1
 androidx.annotation:annotation:1.9.1
-androidx.arch.core:core-common:2.0.0
 androidx.collection:collection-jvm:1.5.0
 androidx.collection:collection:1.5.0
-androidx.core:core:1.6.0
-androidx.lifecycle:lifecycle-common:2.0.0
-androidx.lifecycle:lifecycle-runtime:2.0.0
-androidx.tracing:tracing-ktx:1.1.0
-androidx.tracing:tracing:1.1.0
-androidx.versionedparcelable:versionedparcelable:1.1.1
-com.squareup.curtains:curtains:1.2.5
+androidx.tracing:tracing-ktx:1.2.0
+androidx.tracing:tracing:1.2.0
 com.squareup.okio:okio-jvm:3.3.0
 com.squareup.okio:okio:3.3.0
-com.squareup.papa:papa-main-trace:0.30
-com.squareup.papa:papa-safetrace:0.30
-com.squareup.papa:papa:0.30
 org.jetbrains.kotlin:kotlin-bom:2.1.21
 org.jetbrains.kotlin:kotlin-stdlib-common:2.1.21
 org.jetbrains.kotlin:kotlin-stdlib-jdk7:2.1.21

workflow-tracing-papa/src/main/java/com/squareup/workflow1/tracing/papa/PapaSafeTrace.kt

@@ -1,41 +1,45 @@
 package com.squareup.workflow1.tracing.papa
 
+import androidx.tracing.Trace
+import androidx.tracing.trace
 import com.squareup.workflow1.tracing.SafeTraceInterface
-import papa.SafeTrace
 
 /**
- * Production implementation of [SafeTraceInterface] that delegates to the actual [SafeTrace].
+ * Production implementation of [SafeTraceInterface] that uses androidx.tracing.Trace.
+ *
+ * @param isTraceable Whether tracing is enabled. Clients should configure this directly.
+ *   Defaults to false for backwards compatibility.
  */
-class PapaSafeTrace : SafeTraceInterface {
-  override val isTraceable: Boolean
-    get() = SafeTrace.isTraceable
+class PapaSafeTrace(
+  override val isTraceable: Boolean = false
+) : SafeTraceInterface {
 
   override val isCurrentlyTracing: Boolean
-    get() = SafeTrace.isCurrentlyTracing
+    get() = Trace.isEnabled()
 
   override fun beginSection(label: String) {
-    SafeTrace.beginSection(label)
+    Trace.beginSection(label)
   }
 
   override fun endSection() {
-    SafeTrace.endSection()
+    Trace.endSection()
   }
 
   override fun beginAsyncSection(
     name: String,
     cookie: Int
   ) {
-    SafeTrace.beginAsyncSection(name, cookie)
+    Trace.beginAsyncSection(name, cookie)
   }
 
   override fun endAsyncSection(
     name: String,
     cookie: Int
   ) {
-    SafeTrace.endAsyncSection(name, cookie)
+    Trace.endAsyncSection(name, cookie)
   }
 
   override fun logSection(info: String) {
-    SafeTrace.logSection(info)
+    trace(info) {}
   }
 }

workflow-tracing-papa/src/main/java/com/squareup/workflow1/tracing/papa/WorkflowPapaTracer.kt

@@ -30,9 +30,11 @@ import kotlin.reflect.KType
  * [WorkflowRuntimeTracer] plugin to add [SafeTraceInterface] traces.
  * By default this uses [PapaSafeTrace] which will use [androidx.tracing.Trace] calls that
  * will be received by the system and included in Perfetto traces.
+ *
+ * @param safeTrace The [SafeTraceInterface] implementation to use for tracing.
  */
 class WorkflowPapaTracer(
-  private val safeTrace: SafeTraceInterface = PapaSafeTrace()
+  private val safeTrace: SafeTraceInterface = PapaSafeTrace(isTraceable = false)
 ) : WorkflowRuntimeTracer() {
 
   private data class NameAndCookie(

workflow-tracing-papa/src/test/java/com/squareup/workflow1/tracing/papa/WorkflowPapaTracerTest.kt

@@ -102,6 +102,22 @@ internal class WorkflowPapaTracerTest {
     assertNotNull(papaTracer)
   }
 
+  @Test
+  fun `PapaSafeTrace can be configured with isTraceable`() {
+    val traceableTrace = PapaSafeTrace(isTraceable = true)
+    assertEquals(true, traceableTrace.isTraceable)
+
+    val nonTraceableTrace = PapaSafeTrace(isTraceable = false)
+    assertEquals(false, nonTraceableTrace.isTraceable)
+  }
+
+  @Test
+  fun `WorkflowPapaTracer can be configured with custom SafeTrace`() {
+    val customTrace = FakeSafeTrace(isTraceable = true)
+    val tracer = WorkflowPapaTracer(safeTrace = customTrace)
+    assertNotNull(tracer)
+  }
+
   @Test
   fun `onPropsChanged delegates to proceed function`() {
     val testWorkflow = TestWorkflow()